Find v ? u.v = 
and u = 
A. 
B. 
i
C. 
i - 
j
D. 0
Answer: A
Mathematics
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Solve the problem.A picture 14 inches by 22 inches is to be mounted on a piece of matboard so that there is an even amount of mat all around the picture. How wide will the border be if the area of the border is 160 square inches?
A. 2 in. B. 4 in. C. 4.5 in. D. 3 in.
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Find the sum, regrouping when necessary.
A. 123 B. 113 C. 124 D. 122
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Identify the terms of the polynomial expression.-4t - 2z
A. -4t and -2z B. 4t and 2z C. 4t and -2z D. -4t and 2z
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Perform the indicated operation.4
+ 11
A. -16
B. 15
C. -7
D. 8
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